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- 1. Hey, guys… Are you ready for our next lesson? We will be studying about subtraction. But first, let us have a review. Is that ok?
- 2. 34 – 19= 25 15 71 – 20= 91 51
- 3. Find the difference. 284 486 743 -196 - 162 - 624 88 324 119
- 4. What is our National Fruit?
- 5. Read the problem. There are 200 mango trees in a big garden. 135 of them have fruits. How many mango trees do not have fruits?
- 6. a)What is asked in the story problem? b)What are given? c)Tell the word clue to determine the operation to be used in the problem? What operation are we going to use? d)What is the number sentence in the problem? e)What is the answer? f) Show the step by step solution to find the answer
- 7. Group 1 Subtract. 404 600 -221 - 259 Group 2 Subtract. 400 800 -125 - 267 Group 3 Subtract. 310 702 -147 -478
- 8. Do you have any question? What should you remember in subtracting numbers with zeros? Let us read this: To subtract numbers with zeros, write the numbers vertically to align the digits in each place value, regroup if necessary. Subtract the number from the left, starting from the ones, then tens, hundreds and thousands
- 9. Find the difference. 1. 900 – 112 = 2. 4 005 - 2 119 = 3. 704 – 123 = 4. 9 005 – 6 375 = 5. 800 – 165 = Can you help me to solve this? 78 8 1 886 58 1 2 630 635 You can use scratch paper and pair with your seatmate…
- 10. Find the difference. Complete the table. 1. 900 -702 = 2. 908 -155 = 3. 200 -126 = 4. 500 -378 = 5. 302 -225 = 198 753 744 1 273877
- 11. Assignment: Write in column and subtract. 1) 901–518 = n 2) 800–567 = n 3) 7 002 – 442 = n 4.) 6 000– 2 643 = n 5.) 4 001– 216 = n